package com.example.demo.service;

import com.example.demo.domain.po.BookTypeEntity;
import com.example.demo.domain.po.UserEntity;

import java.util.List;

public interface BookTypeService {

    int deleteBookType(BookTypeEntity bookTypeEntity);
    List<BookTypeEntity> getBookTypes();
    BookTypeEntity addBookType(BookTypeEntity bookTypeEntity);
}
